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  Topic: MON 9TH JAN -MONSTER VERY HARD -TRULY HARD
Charles

Replies: 3
Views: 53316

PostForum: Daily Sudoku Monster puzzles   Posted: Mon Jul 03, 2006 6:20 am   Subject: MON 9TH JAN -MONSTER VERY HARD -TRULY HARD
David: I am seeing R5C6 equal to 8 not 3. There is a 3 above at R4C6. What is interesting is that the guest said your tip was great and he was OK from there. Strange? I enjoy reading and learning fro ...
  Topic: June 29, Very Hard
Charles

Replies: 6
Views: 30582

PostForum: Daily Sudoku puzzles   Posted: Fri Jun 30, 2006 5:58 pm   Subject: June 29, Very Hard
Ravel: Thanks for me too, I simply did not see the removal of 7 as a candidate in R3C6, thereby creating the X-Wing. Sometimes it seems we can look for so long that we create blind spots - this was c ...
  Topic: June 29, Very Hard
Charles

Replies: 6
Views: 30582

PostForum: Daily Sudoku puzzles   Posted: Fri Jun 30, 2006 6:07 am   Subject: June 29, Very Hard
PT: I agree with you, there is no X-Wing on 7 at the positions described. Your obversation on the (1,7) pair is excellent and correct. I asked once before if this technique has a name - I didn't see ...
  Topic: help with todays puzzle
Charles

Replies: 15
Views: 65473

PostForum: Daily Sudoku puzzles   Posted: Sat Jun 24, 2006 5:55 am   Subject: June 22, 06 Very hard
I, too, cannot see the three at R5C5 in the original post. I looked at this one a long time and overlooked the "8" X-Wing because I kept being drawn to the multiple Unique Rectangles in this puzzle. H ...
  Topic: May 23 very hard
Charles

Replies: 8
Views: 35778

PostForum: Daily Sudoku puzzles   Posted: Wed May 24, 2006 7:01 pm   Subject: May 23 classic Very Hard Block 4/7
Bill: The exclusion of twos in block 7 is what allowed/forced the choice for two in block 4.
  Topic: May 23 very hard
Charles

Replies: 8
Views: 35778

PostForum: Daily Sudoku puzzles   Posted: Wed May 24, 2006 4:35 am   Subject: May 23 very hard
Bill: Two is restricted to R9C1 and R9C2 - thus other twos in block 7 can be excluded. Good Luck. Charles
  Topic: May 20 Hard Classic
Charles

Replies: 1
Views: 14677

PostForum: Daily Sudoku puzzles   Posted: Mon May 22, 2006 4:23 am   Subject: May 20 Hard Classic
Not much discussion in the last few days. I miss learning something in almost every topic discussed. I solved May 20 using "If Then" on the threes in R7C1 and R7C3 For either choice of three, R4C1 can ...
  Topic: may12, and May 13
Charles

Replies: 11
Views: 40832

PostForum: Daily Sudoku puzzles   Posted: Sun May 14, 2006 9:23 pm   Subject: Re: may12, and May 13
Am I getting senile or are the puzzles just getting harder. On May 12 (Hard) I could do it only by seeing that one 8 in box6 fails i.e. wrong one "solves box 6 but then box3 fails on pressures from "4 ...
 
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